Inventories (Tables)

9 Months Ended

Sep. 30, 2014

Inventory Disclosure [Abstract]

Schedule of Inventory, Current [Table Text Block]

	September 30, 2014		December 31, 2013
Raw materials	$	3,518	$	2,637
Work in process		1,040		981
Finished goods		2,995		1,667
Inventories	$	7,553	$	5,285